Method of thiourea addition to electrolytic solutions useful...

Details Method of thiourea addition to electrolytic solutions useful... Method of thiourea addition to electrolytic solutions useful...

C - Chemistry, Metallurgy

25

C

204/69

C25C 1/12 (2006.01)

Patent

CA 1227453

METHOD OF THIOUREA ADDITION TO ELECTROLYTIC SOLUTIONS USEFUL FOR COPPER REFINING ABSTRACT OF THE DISCLOSURE The invention relates to a method for electro- lytically refining copper involving precise control of the thiourea concentrations in the copper sulfate, sulfuric acid solution used in the refining whereby improvements are obtained in tankhouse current efficiencies and the quality of the refined copper deposited on the cathodes.

423695

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